At least in my experience, sometimes, the kid may not actually have to carry that much stuff at all, and the reason they carry around such a heavy bag may be due to their own poor organization skills.
One thing I've started to think about for some reason is the problem of using AI to detect child porn. In order to create such a model, you need actual child porn to train it on, which raises a lot of ethical questions.
I have saved this image because it will surely be useful to me one day. I don't know how or when, but I'm sure I will be glad I have saved this image when that time comes.
My brother and I have carried a portable AC unit to his apartment once. We dragged it across the parking lot to the bus stop, took it on the bus, took it off the bus, crossed the road, took it into the building, and carried it into the elevator. In our case, I'd say it was worth it; the bus stop was right across the street from the building, so a car would not have reduced the effort by much. And the reason we even bought that AC unit was that the one my brother ordered on Amazon got stolen.
Speaking of which, it reminds me of the curse "May your wife give birth to a centipede so that you have to spend the rest of your life working to buy shoes for it".
With the right equipment, you can capture the hydrogen and use it to power your hydrogen fuel cell car. So not only do you get free gold, you get free fuel for your car as well.
At least in my experience, sometimes, the kid may not actually have to carry that much stuff at all, and the reason they carry around such a heavy bag may be due to their own poor organization skills.